Rank	Countries/Territories	Count	Percent
1	China	375	39.1%
2	United States	353	36.8%
3	Germany	82	8.6%
4	Korea, Republic of	26	2.7%
5	Japan	19	2%
6	India	15	1.6%
7		13	1.4%
8	Singapore	10	1%
9	Turkey	7	0.7%
10	Netherlands	6	0.6%
11	Australia	6	0.6%
12	France	5	0.5%
13	Russia	5	0.5%
14	Ireland	3	0.3%
15	Israel	3	0.3%
16	Italy	3	0.3%
17	Colombia	3	0.3%
18	Cyprus	3	0.3%
19	Egypt	2	0.2%
20	Argentina	2	0.2%
21	Iran, Islamic Republic of	2	0.2%
22	Sweden	2	0.2%
23	Taiwan	2	0.2%
24	Ukraine	2	0.2%
25	United Kingdom	2	0.2%
26	Mongolia	2	0.2%
27	Viet Nam	1	0.1%
28	Saudi Arabia	1	0.1%
29	Norway	1	0.1%
30	Lithuania	1	0.1%
31	Hungary	1	0.1%
32	Canada	1	0.1%